MSR

Syntax

MSR{cond} coproc_register, Rn

where:

cond

is an optional condition code.

coproc_register

is the name of the coprocessor register.

Rn

is the ARM source register. Rn must
not be PC.

Usage

You can use this instruction to write to any CP14 or CP15
coprocessor writable register. A complete list of the applicable
coprocessor register names is in the ARMv7-AR Architecture Reference
Manual. For example: